gsm0808: Add encoding functions for LCLS BSSMAP messages

Change-Id: Ib83143e467df068b7d462a8e51d94b9d961ce18f
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index 3b9fbfd..c05b4ee 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -158,6 +158,9 @@
 gsm0808_create_layer3;
 gsm0808_create_layer3_aoip;
 gsm0808_create_layer3_2;
+gsm0808_create_lcls_conn_ctrl;
+gsm0808_create_lcls_conn_ctrl_ack;
+gsm0808_create_lcls_notification;
 gsm0808_create_reset;
 gsm0808_create_reset_ack;
 gsm0808_create_sapi_reject;